Home / 25,348.11-34,980.15-14,018.10

Finding the Fourth Proportional to 25,348.11, 34,980.15 and 14,018.10

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Solution

The fourth proportional to 25,348.11, 34,980.15 and 14,018.10 is: 19,344.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.11 : 34,980.15 = 14,018.10 : x
  2. Step 2: Convert to fraction form
    25,348.11/34,980.15 = 14,018.10/x
  3. Step 3: Cross multiply
    25,348.11x = 34,980.15 × 14,018.10
  4. Step 4: Simplify right side
    25,348.11x = 490,355,240.72
  5. Step 5: Solve for x
    x = 490,355,240.72/25,348.11
  6. Step 6: Final answer
    x = 19,344.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.